Apply new style Language section in Setting on mobile

Signed-off-by: dab246 <tdvu@linagora.com>

lib/main/utils/app_config.dart

@@ -1,6 +1,5 @@
 import 'dart:io';
 
-import 'package:core/utils/platform_info.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
@@ -14,9 +13,6 @@ class AppConfig {
   static const int warningAttachmentFileSizeInMegabytes = 10;
   static const int defaultLimitAutocomplete = 8;
 
-  // For testing
-  static bool isApiLoggingEnabled = PlatformInfo.isAndroid;
-
   static const String envFileName = 'env.file';
   static const String appDashboardConfigurationPath = "configurations/app_dashboard.json";
   static const String appFCMConfigurationPath = "configurations/env.fcm";